Network Juniper (Certified)

Job description

Dear Candidate, Greetings from TATA Consultancy Services!! Thank you for expressing your interest in exploring a career possibility with the TCS Family. Hiring For:- Network Juniper (Certified) Location: Mumbai Experience: 4 to 9yrs **1. Role Overview** - Provide **L2 network support** for Juniper-based infrastructure (LAN/WAN/Firewall) - Handle **advanced troubleshooting, configuration, and incident resolution** - Ensure **high availability, performance, and security** of network environment **2. Key Responsibilities** **A. Network Operations & Support** - Manage and support **Juniper devices (MX, EX, QFX, SRX series)** - Perform **configuration, monitoring, and maintenance** of routers/switches/firewalls - Handle **L2 incidents, service requests, and problem tickets** - Work with **L1 for escalation** and **coordinate with L3 for complex issues** [linkedin.com] **B. Troubleshooting & Incident Management** - Perform **advanced troubleshooting of network issues** (routing, switching, firewall, VPN) - Conduct **root cause analysis (RCA)** and implement corrective actions - Ensure **incident resolution within SLA timelines** **C. Configuration & Change Management** - Implement **network configuration changes (VLAN, routing, subnetting, ACLs)** - Execute **standard changes as per CAB / SOP** - Participate in **firmware upgrades, patching, and DR drills** **D. Monitoring & Performance Optimization** - Monitor network using tools like **SolarWinds, Nagios, PRTG** - Analyze performance metrics and **optimize network throughput** - Maintain **uptime and network health** **E. Security & Compliance** - Configure and manage **firewall policies (Juniper SRX)** - Ensure security through **VPN, ACLs, and filtering rules** - Monitor and respond to **network security events** **F. Documentation & Reporting** - Maintain: - Network diagrams - Configuration backups - SOPs / Knowledge base - Provide **incident reports, RCA, and audit compliance documentation** **3. Technical Skills Required** **Core Networking** - Strong knowledge of: - **TCP/IP, OSI model, DNS, DHCP** - **Routing protocols (OSPF, BGP, Static)** - **Switching (VLAN, STP, trunking)** **Juniper Technologies** - Hands-on experience with: - **Junos OS** - Juniper product families: - MX (Routing) - EX/QFX (Switching) - SRX (Firewall) - Knowledge of **Junos CLI and troubleshooting commands** **Network Security** - Firewall configuration (SRX/Palo Alto optional) - VPN (IPSec/SSL) - Basic IDS/IPS concepts **Tools & Monitoring** - Network monitoring tools (SolarWinds/Nagios/PRTG) - Packet analysis (Wireshark optional) **4. Certifications (Preferred / Mandatory)** - **JNCIA / JNCIS (Juniper Certifications)** - ITIL Foundation (good to have) - Comparable Cisco certification (CCNA) – added advantage **5. Experience** - **5–8 years** experience in network operations - Minimum **5–8 years hands-on with Juniper environment** - Experience in **data center / enterprise / BFSI environment preferred** **6. Soft Skills** - Strong **analytical & troubleshooting skills** - Good **communication and stakeholder management** - Ability to work in **24x7 support model** - Documentation and **process adherence mindset** **7. KPIs / Performance Metrics** - Incident resolution within SLA (MTTR) - Network uptime and availability % - Change success rate - Reduction in repeat incidents